Objective To investigate the effect of glial cell line derived neurotrophic factor(GDNF) on spinal motoneurons following sciatic nerve axotomy.
目的探讨胶质细胞源性神经营养因子（GDNF）对坐骨神经切断后引起的脊髓前角运动神经元退行性变的影响。
Purpose To observe exogenous epidermal growth factor (EGF) influence upon sensory neurons axotomy induced and change ultra structure of sensory.
目的应用外源性表皮生长因子（EGF）观察神经损伤后对背根神经节感觉神经元超微结构改变的影响。
Objective to explore the expression of brain derived neurotrophic factor (BDNF) and neurotrophin 3 (nt 3) in dorsal root ganglion (DRG) following peripheral and central axotomy.
目的探讨中枢支和外周支切断对背根节(DRG)脑源性神经营养因子(BDNF)和神经营养因子(NT -3)表达的影响。
Objective to document the ultrastructural changes of node of Ranvier in early stage of axonal injury of optic nerve and explore the significance of the changes of node in delayed axotomy.
目的观察视神经轴索损伤早期郎飞结超微结构的变化，并探讨其在延迟性轴索中断中的作用。
Objective to document the ultrastructural changes of node of Ranvier in early stage of axonal injury of optic nerve and explore the significance of the changes of node in delayed axotomy.
目的观察视神经轴索损伤早期郎飞结超微结构的变化，并探讨其在延迟性轴索中断中的作用。
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